Analytical Sample Bundle Metadata


Lake sediment analysis, Yukon Territory, 1978, 9 elements by AAS, W by colorimetry

Type: lab data

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Bundle Description

Lake sediment analysis, Yukon Territory 1978 survey, 9 elements by atomic absorption spectroscopy, tungsten by colorimetry, Chemex Labs Ltd., Vancouver.

Sample Classification (Analytical)

IndexSample CountSurveySample TypePrep Lab MaterialControl RefUnknown SourceDuplicates count
22     Control Reference Unspecified Yes  No 
70  Yukon 1978 lake sampling (more) NGR lake sediment grab sample <177 micron (NGR) No  No 
307  Yukon 1978 lake sampling (more) NGR bulk stream sediment <177 micron (NGR) No  No  36 

Analytical Package Description

Laboratory: Chemex Labs Limited

Name: Chemex (URP stream sediment) AAS (8+Mo), COL(W) (more)

Chemex (Uranium Reconnaissance Program) stream sediments; atomic absorption spectroscopy (8 elements: Zn, Cu, Pb, Ni, Co, Ag, Mn, Fe; air-acetylene flame) + atomic absorption spectroscopy (molybdenum; nitrous oxide-acetylene flame) + colorimetry (tungsten-detection limit 4ppm, 2.5ml kerosene)

Analytical Suites:

1  Chemex (lake and stream sediments) AAS (8 elements; air-acetylene) (NGR aqua regia #4)
2  Chemex (lake and stream sediments) AAS (Mo; nitrous oxide-acetylene)
3  Chemex colorimetry (tungsten – d.l.=4ppm; 2.5ml of Kerosene, overnight heating)

Analytical Methods:

IndexColumn NameSuite OrderMethod OrderSuite RepeatQuantityUnitsDetermination Limit
1  Zn_AAS    Zn  ppm 2  
2  Cu_AAS    Cu  ppm 2  
3  Pb_AAS    Pb  ppm 2  
4  Ni_AAS    Ni  ppm 2  
5  Co_AAS    Co  ppm 2  
6  Ag_AAS    Ag  ppm 0.2  
7  Mn_AAS    Mn  ppm 5  
8  Fe_AAS    Fe  percent 0.02  
9  Mo_AAS    Mo  ppm 2  
10  W_Col    W  ppm 4  
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